If you want to spend your summer holidays in Spain and get to know Madrid and its surroundings, we offer you live in a family in the mountains very near Madrid. We are a married couple with one daughter, and we would like offering you our hospitality.  Our big house is very nice and is located in the mountains near the train station so you can make several trips to the surrounding. Also you can ride a bike, hiking in the mountains, horse riding And many more activity. Meals and laundry are included. 
On request, I can pick you up at the airport or train station if you need Spanish lessons at home, prepare Several tours and, of course, I can help you with any kind of information you need. Don't hesitate to contact me if you have any question. You can be as long as you want. Price depend on the number of days accomodation.